Over 200 pieces for your child to create their very own house! A wonderful play system with safe reusable clay bricks for fabulous creations! A great chance for your child to experience handson STEM based learning and innovation. This set includes safe soluble corn extract based mortar and can build a minimum of 2 models. Extra cement is given to recreate after the structure is left in water for 2 hours and dried. An endless amount of fun and creativity in this set for ages 615.